﻿#region Copyright (c) 2003 - 2008, Andreas Mueller
/////////////////////////////////////////////////////////////////////////////////////////
// 
// Copyright (c) 2003 - 2008, Andreas Mueller.
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// which accompanies this distribution, and is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// Contributors:
//    Andreas Mueller - initial API and implementation
//
// 
// This software is derived from software bearing the following
// restrictions:
// 
// Copyright (c) 1994
// Hewlett-Packard Company
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Hewlett-Packard Company makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// Copyright (c) 1996,1997
// Silicon Graphics Computer Systems, Inc.
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Silicon Graphics makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// (C) Copyright Nicolai M. Josuttis 1999.
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
// 
/////////////////////////////////////////////////////////////////////////////////////////
#endregion

using System.Collections.Generic;
using NUnit.Framework;
using NStl.Collections;
using NUnit.Framework.SyntaxHelpers;
using System;
using System.Collections;

namespace NStl.NUnit.ContainerFixture.HashMultiMap
{
    [TestFixture]
    public class HashMultiMapFixture : AbstractHashMultiMapFixture
    {
        [Test]
        public void Clear()
        {
            hmm.Clear();
            Assert.That(hmm, Is.Empty);
        }
        [Test]
        public void ClearOnEmptyContainer()
        {
            hmm = new HashMultiMap<string, int>();
            hmm.Clear();
            Assert.That(hmm, Is.Empty);
        }
        [Test]
        public void ToArray()
        {
            KeyValuePair<string, int>[] array = hmm.ToArray();
            Assert.That(array, Is.EqualTo(hmm));
        }
        [Test]
        public void CopyTo()
        {
            KeyValuePair<string, int>[] array = new KeyValuePair<string, int>[hmm.Count];
            hmm.CopyTo(array, 0);
            Assert.That(array, Is.EqualTo(hmm));
        }
        [Test]
        public void CountOf()
        {
            Assert.That(hmm.CountOf("2"), Is.EqualTo(3));
            Assert.That(hmm.CountOf("1"), Is.EqualTo(1));
            Assert.That(hmm.CountOf("42"), Is.EqualTo(0));
        }
        [Test]
        [ExpectedException(typeof(ArgumentNullException))]
        public void CountOfFailsKeyIsNull()
        {
            hmm.CountOf(null);
        }
        [Test]
        public void EqualRange()
        {
            Range<KeyValuePair<string, int>, HashMultiMap<string, int>.Iterator> equalRange = hmm.EqualRange("2");

            ICollection expected = new[]
                {
                    new KeyValuePair<string, int>("2", 2),
                    new KeyValuePair<string, int>("2", 20),
                    new KeyValuePair<string, int>("2", 200),
                };

            Assert.That(equalRange, Is.EquivalentTo(expected));
        }
        [Test]
        public void EqualRangeFails()
        {
            Range<KeyValuePair<string, int>, HashMultiMap<string, int>.Iterator> equalRange = hmm.EqualRange("42");
            Assert.That(equalRange, Is.Empty);
        }
        [Test]
        [ExpectedException(typeof(ArgumentNullException))]
        public void EqualRangeFailsKeyIsNull()
        {
            hmm.EqualRange(null);
        }
    }
}
